// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
// Author: wsfuyibing <682805@qq.com>
// Date: 2024-07-25

package middlewares

import (
	"context"
	"gitee.com/go-libs/log"
	"gitee.com/go-wares/framework-iris/framework"
	"github.com/kataras/iris/v12"
)

// ExampleMiddleware
// is an example middleware.
//
// You can edit annotation `@Middleware("Example")` to load it in controller
// files or handler files.
//
// @Name("example")
func ExampleMiddleware(i iris.Context) {
	var ctx context.Context

	if span, ok := i.Values().Get(framework.TracingSpan).(log.Span); ok {
		ctx = span.GetContext()
	} else {
		ctx = i.Request().Context()
	}

	log.Debugfc(ctx, `[middleware][Example] begin.`)
	defer log.Debugfc(ctx, `[middleware][Example] end.`)
	i.Next()
}